7804225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 11874240

約数和(自身を除く): 4070015

約数列:

[1, 5, 11, 13, 25, 37, 55, 59, 65, 143, 185, 275, 295, 325, 407, 481, 649, 715, 767, 925, 1475, 2035, 2183, 2405, 3245, 3575, 3835, 5291, 8437, 10175, 10915, 12025, 16225, 19175, 24013, 26455, 28379, 42185, 54575, 120065, 132275, 141895, 210925, 312169, 600325, 709475, 1560845, 7804225]

約数ペア:

[(1, 7804225), (5, 1560845), (11, 709475), (13, 600325), (25, 312169), (37, 210925), (55, 141895), (59, 132275), (65, 120065), (143, 54575), (185, 42185), (275, 28379), (295, 26455), (325, 24013), (407, 19175), (481, 16225), (649, 12025), (715, 10915), (767, 10175), (925, 8437), (1475, 5291), (2035, 3835), (2183, 3575), (2405, 3245)]